Research Article

Robust Wavelet Estimation to Eliminate Simultaneously the Effects of Boundary Problems, Outliers, and Correlated Noise

Figure 1

Curve estimation of data with correlated noise: (a) fitted by level-dependent thresholding, (b) fitted by the method of Kovac and Silverman [5], (c) fitted by the first proposed method, and (d) fitted by the second proposed method. The black line is the fitted curve, while the red is the true function.
963153.fig.001a
(a)
963153.fig.001b
(b)
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(c)
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(d)